US Mass Shootings, 1982-2012: Data From Mother Jones’ Investigation
The full data set from our five-month investigation into mass shootings.
—By Mark Follman, Gavin Aronsen, and Deanna Pan | Fri Dec. 28, 2012
“Since we began our investigation into mass shootings following the attack in Aurora, Colorado, in July, we’ve heard from numerous academic researchers, legislative aides, and others wanting access to our full data set. Here it is below, including links to sources where available online. You can also download this data in CSV, XLS, or TXT formats, or click here for the Google spreadsheet view. (Unfortunately, the embedded version below does not support expanding the cells to see the full text in some places, but you can access it these other ways.) For more context, and the series of stories from our five-month investigation, click here…”